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|  MIL-I-23145B
with cold rolled internal threads as specified in figures 1 and 4.
The threads shall
be lightly coated with silicone grease conforming to MIL-S-8660.
3.3.2.2 Gaskets, All gaskets shall be fabricated from synthetic rubber conforming
to MIL-R-6855, class 2, grade 80 (type optional).
3.3.2.2.1 Manifold stem gasket. The manifold stem shall be provided with two gas-
kets, one each for the top and bottom of the manifold stem, The top gasket shall be
positioned between the body outlet and the cap nut conforming to Drawing 62A120H1-9,
The bottom gasket shall be positioned between the body outlet and the manifold stem
conforming to Drawings 62A120H1-1 or 62A120H1-2, as applicable. The location and
dimensional requirements for the top and bottom gaskets shall be as specified in
figure 10,
3.3.2.2.2 Seat seal gasket. The seat seal gasket shall be positioned on the metal
seat of the body. The top area of the carbon dioxide filled cylinder shall seat
firmly against the upper surface of the seat seal gasket. The seat seal gaskets
shall conform to figures 1 or 4, as applicable.
3.3.3 Screw threads. The screw threads shall conform to FED-STD-H28 and the
requirements specified in figures 1 through 5.
3.3.4 Piercing pins. The piercing pins shall be fabricated with hardened steel,
cadmium plated in accordance with QQ-P-416, type II, class 2. The pins shall have a
smooth machine finish, free from tool or chatter marks. They shall be constructed to
move in a straight line when activated and shall not waver from side to side. Upon
activation, the pins shall retract to their original position. The detail con-
struction of the piercing pins shall be as specified in figures 3 and 7, as appli-
cable.
3.3.4.1 Piercing pin point (for typ e I and type III). The point of the piercing
pin for the type I and type III inflation assemblies shall have four flats. The
normal position of the point shall be a minimum of 0.005 inch below the surface of
the metal seat of the body.
3.3.4.2 Piercing pin point (for typ e II). The point of the piercing pin for the
type II inflation assemblies shall have four flats. The normal position of the point
shall be a minimum of 0.10 inch below the surface of the metal seat of the body.
3.3.4.3 Packing, "O" ring. The top portion of the piercing pin shall contain an
"()" ring conforming to AN6227-1 which shall be installed as shown in figures 1 and 4.
3.3.4.4 Spring. The piercing pin shall be supported by a corrosion resistant
spring fabricated from wire conforming to QQ-W-423, form I, composition 302, con-
dition B. The diameter of the wire shall be 0.028 inch. The spring shall be posi-
tioned around the piercing pin as shorn in figures 1 and 4. The ends of the spring
shall be squared and ground.
3.3.5 Lever. The lever shall be fabricated from hardened steel having a case
depth of 0.010. The steel shall be cadmium plated in accordance with QQ-P-416, type
II, CbSS 2. The lever shall be securely held in position by a grooved taper pin as
specified in figures 1 and 4. When not in operation, the lever shall rest against
the inflation assembly body.
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